UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for U3078... Searching the city database file for: U3078 ... Date:1200Z 29 APR 25 Station: U3078 WMO ident: 23078 Latitude: 69.33 Longitude: 88.10 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 -65 SFC 984 66 4.2 -0.0 74 4.2 2.4 160 15 278.6 279.3 276.3 289.4 3.88 2 979 108 5.0 0.0 70 5.0 2.8 161 19 279.8 280.5 277.0 290.7 3.90 3 942 421 3.6 -0.5 75 4.1 1.8 171 47 281.5 282.2 277.9 292.5 3.91 4 929 534 4.8 1.2 77 3.6 3.1 174 57 283.9 284.6 279.8 296.5 4.49 5 925 569 4.6 1.0 77 3.6 2.9 175 60 284.0 284.8 279.8 296.5 4.44 6 883 947 1.6 -1.3 81 2.9 0.3 186 55 284.7 285.4 279.5 295.9 3.93 7 860 1160 1.8 0.2 89 1.6 1.1 192 51 287.1 287.9 281.3 299.9 4.51 8 850 1255 3.8 2.2 89 1.6 3.0 195 50 290.1 291.1 283.5 305.3 5.28 9 846 1294 4.6 3.1 90 1.5 3.8 195 50 291.4 292.4 284.4 307.6 5.66 10 727 2515 -3.1 -4.8 88 1.7 -3.8 203 40 295.8 296.5 284.1 306.8 3.68 11 720 2593 -1.1 -3.0 87 1.9 -2.0 204 40 298.8 299.6 285.9 311.6 4.26 12 708 2726 -4.3 -6.9 82 2.6 -5.3 204 39 296.8 297.3 284.0 306.4 3.22 13 700 2816 -4.9 -7.9 79 3.0 -6.1 205 38 297.1 297.6 283.8 306.1 3.01 14 625 3698 -9.3 -11.5 84 2.2 -10.1 207 42 301.8 302.3 285.2 309.7 2.54 15 549 4684 -16.7 -19.2 81 2.5 -17.4 209 47 304.4 304.7 285.1 309.3 1.52 16 500 5380 -20.9 -24.2 75 3.3 -21.6 210 50 307.6 307.8 285.7 311.1 1.08 17 486 5589 -22.1 -25.6 73 3.5 -22.8 211 50 308.6 308.8 286.0 311.9 0.98 18 459 6004 -26.7 -30.9 68 4.2 -27.3 212 50 307.9 308.0 285.4 310.1 0.63 19 400 6980 -34.5 -39.2 62 4.7 -35.0 215 50 310.2 310.2 285.8 311.3 0.32 20 383 7283 -36.5 -41.4 60 4.9 -36.9 216 49 311.4 311.4 286.2 312.3 0.27 21 378 7374 -38.9 -43.8 60 4.9 -39.2 216 49 309.4 309.4 285.4 310.1 0.21 22 361 7689 -41.5 -46.5 58 5.0 -41.8 217 49 310.0 310.0 285.5 310.6 0.16 23 358 7745 -42.9 -47.9 58 5.0 -43.2 217 48 308.9 308.9 285.1 309.4 0.14 24 304 8834 -50.1 -54.8 58 4.7 -50.3 220 46 313.5 313.6 286.7 313.8 0.07 25 300 8920 -51.9 -56.9 55 5.0 -52.0 220 46 312.2 312.2 286.2 312.4 0.06 26 298 8963 -52.5 -57.5 55 5.0 -52.6 220 46 311.9 312.0 286.1 312.2 0.05 27 282 9316 -55.3 -60.3 54 5.0 -55.4 223 42 312.9 312.9 286.4 313.0 0.04 28 250 10080 -56.7 -61.7 53 5.0 -56.8 230 35 321.8 321.8 289.3 321.9 0.04 29 244 10234 -57.3 -62.3 53 5.0 -57.4 323.1 323.1 289.8 323.3 0.04 30 224 10777 -55.5 -61.5 47 6.0 -55.6 333.9 333.9 292.8 334.1 0.04 TRP WND Sounding variables and indices 1000-500 mb thick: 5445.00 m Freezing level: 774.91 mb = 2023.45 m = 6638.54 ft Wetbulb zero: 786.42 mb = 1882.13 m = 6174.88 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 82.48 % Est. max temperature: 17.29 C = 63.13 F Sfc-Lift cond lev (LCL): 922.19 mb = 593.74 m = 1947.96 ft T: 4.40 C 700-500 lapse rate: 6.24 C/km ThetaE index: 5.46 C Layer 708.0- 625.0 mb Conv cond level (CCL): 710.09 mb = 2702.83 m = 8867.44 ft Mean mixing ratio: 4.09 g/kg Conv temperature: 22.61 C = 72.69 F Cap Strength: 10.70 C Lifted Index: 12.36 C Risk: None Lifted Index @300 mb: 12.94 C Lifted Index @700 mb: 8.09 C Showalter Index: 4.45 C Risk: None Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 23.10 C K Index: 23.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 233.75 Risk: None Energy Index: 1.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.39 J/kg Max Up Vert Vel: 7.13 m/s Conv Inhibition (B-): 4655.82 J/kg Cap Strength: 12.04 C Lift Cond Lev (LCL): 878.52 mb = 987.80 m = 3240.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 231 at 34 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 984 66 160 15 -5.1 14.1 | 77 32 -31.5 -7.4 1 925 569 175 60 -5.2 59.8 | 140 50 -31.6 38.2 2 850 1255 195 50 12.9 48.3 | 153 30 -13.4 26.8 3 700 2816 205 38 16.1 34.4 | 141 17 -10.3 12.9 4 500 5380 210 50 25.0 43.3 | 176 22 -1.4 21.8 5 400 6980 215 50 28.7 41.0 | 187 20 2.3 19.4 6 300 8920 220 46 29.6 35.2 | 193 14 3.2 13.7 7 250 10080 230 35 26.8 22.5 | 205 1 0.5 1.0 Wind Parameters Mean winds (0-6000m): 200.7 at 45.4 knts Storm direction: 230.7 at 34.0 knts Shear (0-3000m) pos: 5.2 neg: 0.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 68.8 deg Storm rel helicity (0-3000m) pos: 526.6 neg: -23.3 tot: 503.2 m^2/s^2 ave: 167.7 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 14.2 stream: 8.2 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 0.40 Bulk Shear: 63.85 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 172 37 116 35| 46.7 0.0 46.7|423.5 0.0 423.5 847.0 0.91| 47.3 43.2 1000 178 47 132 38| 20.8 0.0 20.8|505.6 0.0 505.6 505.6 0.79| 31.9 25.3 1500 183 48 138 35| 12.6 0.0 12.6|522.4 -2.8 519.6 346.4 0.72| 24.2 17.4 2000 187 47 141 33| 8.7 0.0 8.7|522.4 -9.8 512.6 256.3 0.66| 19.3 12.8 2500 190 46 142 30| 6.3 0.0 6.3|522.4 -19.1 503.3 201.3 0.60| 16.4 9.9 3000 192 45 143 28| 5.2 0.0 5.2|526.6 -23.3 503.2 167.7 0.58| 14.2 8.2 4000 195 44 145 26| 4.6 0.0 4.6|547.8 -23.3 524.5 131.1 0.60| 11.3 6.8 5000 198 45 149 24| 4.2 0.0 4.2|570.0 -23.3 546.7 109.3 0.61| 9.5 5.9 6000 201 45 154 23| 3.6 0.0 3.6|586.0 -23.3 562.7 93.8 0.62| 8.2 5.1 Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20250429.12.gif